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never [62]
3 years ago
14

How old is a 13 year old is going to be in 2021?

Mathematics
2 answers:
Sever21 [200]3 years ago
8 0
17 years

<span>a 13 year old is going to be 17 year old in 2021.

Hope it helps!!</span>
Anna11 [10]3 years ago
5 0
In 2021 a 13 year old will be 17 years old.
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The length of RT is 4x-4.Given that point S is between point R and T,
Monica [59]

Answer:

RS = 32

Step-by-step explanation:

Set-up equation like this -- 2x+6+16=4x-4

Solve for x

Then plug x in for the length of RS. You should get 32 for RS.

7 0
3 years ago
NEED HELP FAST PLEASE PROVIDE WORK SO I KNOW YOU KNOW WHAT YOUR DOING
pashok25 [27]
Okay well, if you make a graph, Point A (7,0) and Point B (4,6) are in the top right quadrant. and Point C (1,1) and Point D (5,3) are in the top left, top right, and bottom left quadrant (I'll link a photo of the graph.)
so the lines intersect and make it perpendicular



5 0
3 years ago
Find the product.........................
allochka39001 [22]

Answer:

B


Step-by-step explanation:


<u>To find the answer, you have to </u><u>multiply each term of the first parenthesis' expression with each term in the next parenthesis' expression.</u><u> Then </u><u>combine like terms</u><u>.</u> So we have:


(6x^2-6x-5)(7x^2+6x-5)\\=(6x^2)(7x^2)+(6x^2)(6x)+(6x^2)(-5)+(-6x)(7x^2)+(-6x)(6x)+(-6x)(-5)+(-5)(7x^2)+(-5)(6x)+(-5)(-5)\\=42x^4+36x^3-30x^2-42x^3-36x^2+30x-35x^2-30x+25\\=42x^4-6x^3-101x^2+25


Answer choice B is right.

6 0
2 years ago
Amanda recorded the temperatures at which two oils freeze:
lianna [129]

Answer:

Peanut oil freezes at a higher temperature than olive oil because 3.1 °C > –6.1 °C.

Step-by-step explanation:

Well since 3.1 is greater than -6.1 then it should be Peanut oil freezes at a high temperature. I did the test and I got it right. I hope you do to. :)

4 0
2 years ago
Write the following numbers correct to one significant figure a) 7682 b)0.07682
malfutka [58]

Answer:

a) 8 x 10^3 or 8000

b) 8 x 10^-2 or .08

Explanation: Refer to a guide on rounding sig figs

3 0
3 years ago
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